malware

Pierluigi Paganini July 31, 2025
Russia-linked APT Secret Blizzard targets foreign embassies in Moscow with ApolloShadow malware

Russia-linked Secret Blizzard targets foreign embassies in Moscow via ISP-level AitM attacks, deploying custom ApolloShadow malware. Microsoft researchers uncovered a cyberespionage campaign by the Russia-linked APT group Secret Blizzard (aka Turla, Snake, Uroburos, Waterbug, Venomous Bear and KRYPTON)  targeting foreign embassies in Moscow. The threat actor uses an adversary-in-the-middle (AiTM) method at the ISP level to deploy custom malware called ApolloShadow. This […]

Pierluigi Paganini July 31, 2025
Researchers released a decryptor for the FunkSec ransomware

Researchers have released a decryptor for the ransomware FunkSec, allowing victims to recover their encrypted files for free. Researchers at Avast developed a decryptor for the FunkSec ransomware. Gen Digital researchers released a decryptor for the FunkSec ransomware after cooperating with law enforcement to neutralize the threat. “Researchers at Avast developed a decryptor for the […]

Pierluigi Paganini July 30, 2025
FBI seizes 20 BTC from Chaos Ransomware affiliate targeting Texas firms

FBI Dallas seized 20 BTC from Chaos ransomware affiliate “Hors,” tied to cyberattacks on Texas firms, on April 15, 2025. The FBI division in Dallas seized about 20 Bitcoins on April 15, 2025, from a wallet belonging to a Chaos ransomware affiliate named as “Hors.” The Hors affiliate is responsible for multiple cyberattacks on Texas […]

Pierluigi Paganini July 30, 2025
Critical SAP flaw exploited to launch Auto-Color Malware attack on U.S. company

Hackers exploited a SAP NetWeaver bug to deploy upgraded Auto-Color Linux malware in an attack on U.S. chemicals firm. Cybersecurity firm Darktrace reported that threat actors exploited a SAP NetWeaver flaw, tracked as CVE-2025-31324, to deploy Auto-Color Linux malware in a U.S. chemicals firm attack. “In April 2025, Darktrace identified an Auto-Color backdoor malware attack […]

Pierluigi Paganini July 27, 2025
SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 55

Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter Lookout Discovers Iranian APT MuddyWater Leveraging DCHSpy During Israel-Iran Conflict Uncovering a Stealthy WordPress Backdoor in mu-plugins      NPM package ‘is’ with 2.8M weekly downloads infected devs with malware Coyote in the Wild: First-Ever […]

Pierluigi Paganini July 27, 2025
Security Affairs newsletter Round 534 by Pierluigi Paganini – INTERNATIONAL EDITION

A new round of the weekly Security Affairs newsletter has arrived! Every week, the best security articles from Security Affairs are free in your email box. Enjoy a new round of the weekly SecurityAffairs newsletter, including the international press. Law enforcement operations seized BlackSuit ransomware gang’s darknet sites Arizona woman sentenced for aiding North Korea […]

Pierluigi Paganini July 26, 2025
Law enforcement operations seized BlackSuit ransomware gang’s darknet sites

An international law enforcement operation seized the dark web data leak site of the BlackSuit ransomware group. A banner on the BlackSuit ransomware group’s TOR data leak sites informs visitors that they were seized by U.S. Homeland Security Investigations in a global law enforcement operation. The notice features logos of 17 law enforcement agencies and […]

Pierluigi Paganini July 25, 2025
Operation CargoTalon targets Russia’s aerospace with EAGLET malware,

Operation CargoTalon targets Russia’s aerospace and defense sectors with EAGLET malware, using TTN documents to exfiltrate data. SEQRITE Labs researchers uncovered a cyber-espionage campaign, dubbed Operation CargoTalon, targeting Russia’s aerospace and defense sectors, specifically Voronezh Aircraft Production Association (VASO), via malicious TTN documents. “Товарно-транспортная накладная” (TTN) is a “goods and transport invoice” or “consignment note” used […]

Pierluigi Paganini July 25, 2025
Koske, a new AI-Generated Linux malware appears in the threat landscape

Koske is a new Linux malware designed for cryptomining, likely developed with the help of artificial intelligence. Koske is a new Linux AI-generated malware that was developed for cryptomining activities. Aquasec researchers reported that the malicious code uses rootkits and polyglot image file abuse to evade detection. Attackers exploit a misconfigured server to drop backdoors […]

Pierluigi Paganini July 24, 2025
Coyote malware is first-ever malware abusing Windows UI Automation

New Coyote malware uses Windows UI Automation to steal banking credentials, targeting Brazilian users across 75 banks and crypto platforms. Coyote malware is now the first to exploit Microsoft’s UI Automation framework in the wild, validating prior warnings from Akamai researchers in December 2024. The UI Automation (UIA) framework is a Microsoft accessibility framework that […]